CN103583247A - Shear of backpack-type mulberry branch cutting machine - Google Patents
Shear of backpack-type mulberry branch cutting machine Download PDFInfo
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- CN103583247A CN103583247A CN201310535967.5A CN201310535967A CN103583247A CN 103583247 A CN103583247 A CN 103583247A CN 201310535967 A CN201310535967 A CN 201310535967A CN 103583247 A CN103583247 A CN 103583247A
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- drag
- line
- coupling
- coupling bar
- clipper
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Abstract
The invention discloses a shear of a backpack-type mulberry branch cutting machine. The shear of the backpack-type mulberry branch cutting machine solves the problem that an existing mulberry branch cutting machine is inconvenient to operate. According to the technical measure, the shear of the backpack-type mulberry branch cutting machine comprises a shear body, two blades of the shear body are hinged to the front end portion of a connecting rod through a pivot in a cross mode, the knife edge parts of the blades extend out towards the front end portion of the connecting rod, handles of the blades extend to the rear end portion of the connecting rod, and cutting edges of the knife edge parts of the two blades are opposite. The shear of the backpack-type mulberry branch cutting machine is characterized in that a sliding block is arranged on the connecting rod in a clearance mode; the sliding block and the handles of the two blades are movably connected through connection pieces; a reset spring used for enabling the shear to be opened is arranged between the sliding block and the connecting rod; an inhaul cable used for enabling the shear to be closed is connected with the sliding block; the inhaul cable extends within the width range of the connecting rod.
Description
Technical field
The present invention relates to a kind of agricultural machinery, relate in particular to a kind ofly for mulberry branch being cut to the Backpack mulberry shoot harvester cutting down, more relate to this and cut down the clipper on machine.
Background technology
In mulberry tree planting process, rationally cutting of mulberry branch cut down to the growth that can effectively promote mulberry leaf.Therefore, mulberry tree all will be cut and cut down branch every year, because of the difference of weather, has the winter to cut down, the spring is cut down, the summer is cut down minute.Current planting mulberry and breeding silkworm be take peasant household as main, are often only and cut down once bar, and big machinery is inapplicable, and cut shoot operation mainly be take craft as main, and this operating type speed is slow, and labour intensity is large, very arduous.Labour intensity when effectively alleviating cutting mulberry shoot, existing some facility that also occurred.Because cutting, mulberry tree cuts down farm work in the wild, from angle easy to use, consider, generally to adopt internal combustion engine as power, the transmission mechanism that existing mulberry shoot harvester has, mainly to adopt power transmission shaft, changement that mechanical energy is passed to saw blade, can sawed-off mulberry branch during saw blade rotation; Have plenty of the internal-combustion engine drives of employing generator, convert mechanical energy to electric energy, then by micromachine, electric energy is converted to mechanical energy, and drive the sawed-off mulberry branch of saw blade; Also has plenty of the high-performance of employing accumulator as power source; Some employing internal-combustion engine drives air compressors, realize the conversion of energy with compressed air, by compressed air-driven piston, in cylinder, move back and forth, and impel moving knife action, thereby cut off the branch between moving, stationary knife.The energy conversion rate of above-mentioned facility is low, and fuel utilization ratio is low, and weight is difficult to greatly bear, and high performance accumulator cost is relatively high, and this is unfavorable for popularizing of this facility.
Chinese invention patent (the patent No.: disclose a kind of Backpack mulberry shoot harvester 201010573932.7), it has solved existing mulberry branch and has cut the problem of cutting down utensil structure complexity, operation inconvenience, the technical measures of taking: a kind of Backpack mulberry shoot harvester, comprise moving knife and stationary knife, moving knife is together with stationary knife cross-articulation, between moving knife and stationary knife, be provided with back-moving spring, stationary knife handle and support bar are fixed together, and are provided with rotationally guide wheel on support bar; Moving knife handle is connected with drag-line, and guy cable rounds guide wheel is connected with engine; Between moving knife handle and engine, be provided with trip gear, described drag-line and trip gear are connected, and after operation trip gear, the rate of tension of drag-line can change.
This cutting down in machine, because drag-line is to be connected with moving knife handle, and drag-line (in actual mechanical process, before scissors and branch clamp mutually, drag-line is in relaxed state) when in relaxed state, the outer end of moving knife handle is equivalent to Open architecture, and in mulberry field, branch is relatively close, the outer end hook joint that moving knife handle can not occur is unavoidably lived upright branch, once there is this type of phenomenon, can badly influence the speed of cutting down of cutting of branch.In addition, owing to being only moving knife in action, branch is being cut while cutting down, stationary knife only plays the supporting role to branch, and moving knife is stressed larger, and this can have influence on the balance of scissors, and inconvenience grips clipper.In addition, because stationary knife is arcs of recesses towards the supporting mouth of moving knife, branch and the relative position between scissors of pressurized are comparatively fixing, comparatively sturdy branch is being cut while cutting down, this class branch needs larger shearing force to be cut off, and moving knife and stationary knife due to be hinged together with, moving knife itself has certain activity, this activity is also embodied in moving knife can do with respect to stationary knife the upset of certain angle.Therefore,, comparatively sturdy branch being cut while cutting down, between moving knife and the outer end of stationary knife, easily touch.
Summary of the invention
For overcoming above-mentioned defect, the technical issues that need to address of the present invention are: a kind of operation Backpack mulberry shoot harvester clipper comparatively is easily provided.
In order to solve the technical problem, technical scheme of the present invention: a kind of Backpack mulberry shoot harvester clipper, comprise scissors, two blades of scissors are the leading section at coupling bar by pivot cross-articulation, the edge of a knife part of blade is stretched out towards the leading section of coupling bar, the handle of blade stretches to the rearward end of coupling bar, the cutting edge of two blade edge of a knife parts toward each other, it is characterized in that, on coupling bar, be provided with gap slide block, between slide block and the handle of two blades, by plate, be actively coupled respectively; Between slide block and coupling bar, be provided with the back-moving spring for scissors is opened, for drag-line and the slide block of scissors closure are connected, drag-line extends in the width range of coupling bar.Scissors opens and refers to that the distance between dividing of two blade portion in scissors becomes large relatively, and scissors is closed, refers to that the distance between dividing of two blade portion in scissors diminishes relatively, until there is coincidence between the two.Carrying out cutting of branch while cutting down, the action of drag-line traction slide block, two blades in scissors are action simultaneously all.
On described slide block, be fixed with coupling block, one end of back-moving spring is connected with coupling block, and the other end is connected with described pivot, and on the length direction of coupling bar, drag-line divides with back-moving spring the relative both sides that are listed in coupling block.Now certain height is protruded in the end of pivot on the surface of coupling bar, by back-moving spring is directly connected with pivot, can simplify the structure of this clipper, and back-moving spring is connected to this position, the action request of adaptive stay cable well, the structural compactness of this clipper is good.And an end of pivot protrudes into the outside on coupling bar surface, and coupling block is set, this has adapted to the diameter of back-moving spring well, in order to avoid back-moving spring in the course of the work and produce friction between coupling bar surface.
In coupling block, be provided with open-work, open-work is along the length direction setting of coupling bar; Open-work is tapered towards the interior oral area of pivot one end, and the outer imperial palace of this interior oral area is little, and an end of drag-line is provided with bullet, in this interior oral area of this bullet wedging open-work.This open-work can be to be arranged on being subject on force direction of drag-line, and drag-line in the course of the work can be for coaxially with respect to bullet, and this is convenient to the stressed of drag-line, and drag-line is difficult for occurring the phenomenon from the fracture of bullet position.
The bolt that has been threaded on coupling block, an end of described back-moving spring is connected on this bolt; In the part being threaded with coupling block at bolt, be provided with the perforation of penetration, boring a hole through this in the inside of coupling block in an end of drag-line, and makes drag-line be case of bending at bolt position place after screwing bolt.By bolt is set, can facilitate being connected and fixed between back-moving spring and slide block, and this bolt can realize fixing between drag-line and slide block, facilitate being connected and fixed between drag-line and slide block.
Together with described plate is hinged with the outer end of blade handle, both hinged ends are semicircle.Both outer ends are hinged together, and both hinged ends are semicircle, even occur after relative angle deflection at both, are also difficult for producing the prong of large-size, are convenient to this clipper and move in branch clump.
The cutting edge of two blade edge of a knife parts is all convex.Cutting edge is convex, it is particularly favourable when this cuts down sturdy branch to cutting, can between two blade blade portion are divided, there is the movement of certain amplitude in sturdy branch, can provide certain cushioning effect for blade stressed, be difficult for because of blade stressed compared with phenomenon, the job stability while having improved clipper operation occur relatively to turn on one's side greatly.
On the surface of coupling bar, be welded with outer cover, described drag-line is between this outer cover and coupling bar surface.By outer cover, to the blocking of drag-line, can avoid external impurities to be wound around on drag-line in the course of the work.
Beneficial effect of the present invention is: owing to being hinged with two blade handles respectively by two plates, and these two plates are hinged on slide block simultaneously, under the traction of drag-line, during slide block action, can drive two blade actions simultaneously, can so that scissors from the relative both sides of branch, branch is cut and is cut down simultaneously, improved the speed of cutting down of cutting to branch, and the stability under loading of scissors is good.And, owing to having formed approximate parallelogram structure between two plates and the handle of two blades, handle portion office at blade has formed closing structure, this closing structure adapts to clipper and moves in branch clump very much, be difficult for occurring irrelevant branch and the phenomenon of this clipper phase clamping, facilitated branch to cut down the operation of machine, operating efficiency is high.By slide block, drive scissor action, in walking upwards of drag-line, the bending that drag-line itself produces is few, is convenient to the stressed of drag-line, has improved the power utilization of the machine that cuts down.
Accompanying drawing explanation
Accompanying drawing 1 is the structure chart under a kind of state of this Backpack mulberry shoot harvester clipper.
Accompanying drawing 2 is the structure charts under the another kind of state of this Backpack mulberry shoot harvester clipper.
Accompanying drawing 3 is structure charts of blade.
Embodiment
See in figure, the structure of Backpack mulberry shoot harvester clipper of the present invention comprises scissors 1, and the structure of scissors 1 comprises two cross-articulation blade 10 together, and blade 10 has edge of a knife part 12 and the handle 13 being connected as a single entity.Two blades 10 are hinged on the leading section of coupling bar 3 by pivot 2, wherein, blade 10 upper slitter notch portion 12 are stretched to the front end outside of coupling bar 3, and blade 10 upper handle 13 parts are stretched to the rear end of coupling bar 3, and the cutting edge 11 in two blade 10 upper slitter notch portion 12 toward each other.
Between slide block 4 and coupling bar 3, be provided with back-moving spring 9, slide block 4 is connected with drag-line 5.Back-moving spring 9 is by pulling of slide block 4, scissors 1 being opened, pulling of 5 pairs of slide blocks 4 of drag-line and make scissors 1 closure.Drag-line 5 and back-moving spring are listed in the relative both sides of slide block 4 for 9 minutes, and the active force of drag- line 5 and 9 pairs of slide blocks 4 of back-moving spring is on same straight line, but force direction is each other contrary.
One end of described pivot 2 protrudes into the outside on coupling bar 3 surfaces, is fixed with a coupling block 6 on slide block 4, the bolt 7 that has been threaded on coupling block 6, and the both ends of back-moving spring 9 are connected with bolt 7 with pivot 2 respectively.Drag-line 5 is connected and reaches the object connecting with slide block 4 with coupling block 6, can be to be provided with perforation in the part being threaded mutually with coupling block 6 at bolt 7, on coupling block 6, be provided with blind hole, bolt 7 thread connection on coupling block 6 after, perforation is positioned at this blind hole, the end of drag-line 5 through blind hole final cross-under in perforation, screw after bolt 7, drag-line 5 is bent in bolt 7 positions, thereby realize the fixing of drag-line 5 and coupling block 6, reach the object that drag-line 5 and slide block 4 are fixedly connected.Realizing connecting between drag-line 5 and slide block 4, can be to be also provided with open-work in coupling block 6, and open-work is along the length direction setting of coupling bar 3, and open-work is tapered towards the interior oral area of pivot 2 one end, and this interior oral area is inner small and outside big; End at drag-line 5 is connected with bullet, and this bullet is to be wedged in interior oral area with this interior oral area direction in the same way.
Drag-line 5 is along the length direction setting of coupling bar 3, and on the width of coupling bar 3, drag-line 5 does not exceed the outside of coupling bar 3, and drag-line 5 length direction along coupling bar 3 in the width range of coupling bar 3 extends.On the surface of coupling bar 3, be welded with the outer cover that truncation surface is arch, drag-line 5 is between outer cover and the surface of coupling bar 3.
Cutting edge 11 in blade 10 edge of a knife parts 12 is convex, and two cutting edges 11 on scissors 1 protrude towards the other side each other, and the radius of curvature of this convex is larger, is only than the cutting edge of flat 11 evagination slightly.
The structure of Backpack mulberry shoot harvester comprises clipper and engine, is provided with drag-line 5 to realize the transmission of power between clipper and engine, and trip gear and drag-line 5 are connected, for determining whether the transmission of power on engine arrives clipper.The rearward end of described coupling bar 3 is fastened on the bottom of grabbing bar, and coupling bar 3 and the angle of grabbing between bar are slightly larger than 90 degree, grabs between bar and engine and is connected by flexible axle, and drag-line 5 is grabbed bar inside through flexible axle and hollow.
Claims (7)
1. a Backpack mulberry shoot harvester clipper, comprise scissors, two blades of scissors are the leading section at coupling bar by pivot cross-articulation, the edge of a knife part of blade is stretched out towards the leading section of coupling bar, the handle of blade stretches to the rearward end of coupling bar, and the cutting edge of two blade edge of a knife parts toward each other, is characterized in that, on coupling bar, be provided with gap slide block, between slide block and the handle of two blades, by plate, be actively coupled respectively; Between slide block and coupling bar, be provided with the back-moving spring for scissors is opened, for drag-line and the slide block of scissors closure are connected, drag-line extends in the width range of coupling bar.
2. clipper according to claim 1, is characterized in that, on described slide block, is fixed with coupling block, one end of back-moving spring is connected with coupling block, the other end is connected with described pivot, and on the length direction of coupling bar, drag-line divides with back-moving spring the relative both sides that are listed in coupling block.
3. clipper according to claim 2, is characterized in that, is provided with open-work in coupling block, and open-work is along the length direction setting of coupling bar; Open-work is tapered towards the interior oral area of pivot one end, and the outer imperial palace of this interior oral area is little, and an end of drag-line is provided with bullet, in this interior oral area of this bullet wedging open-work.
4. clipper according to claim 2, is characterized in that, the bolt that has been threaded on coupling block, and an end of described back-moving spring is connected on this bolt; In the part being threaded with coupling block at bolt, be provided with the perforation of penetration, boring a hole through this in the inside of coupling block in an end of drag-line, and makes drag-line be case of bending at bolt position place after screwing bolt.
5. according to the clipper described in claim 1,2,3 or 4, it is characterized in that, together with described plate is hinged with the outer end of blade handle, both hinged ends are semicircle.
6. according to the clipper described in claim 1,2,3 or 4, it is characterized in that, the cutting edge of two blade edge of a knife parts is all convex.
7. according to the clipper described in claim 1,2,3 or 4, it is characterized in that, on the surface of coupling bar, be welded with outer cover, described drag-line is between this outer cover and coupling bar surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310535967.5A CN103583247A (en) | 2013-10-28 | 2013-10-28 | Shear of backpack-type mulberry branch cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310535967.5A CN103583247A (en) | 2013-10-28 | 2013-10-28 | Shear of backpack-type mulberry branch cutting machine |
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| Publication Number | Publication Date |
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| CN103583247A true CN103583247A (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310535967.5A Pending CN103583247A (en) | 2013-10-28 | 2013-10-28 | Shear of backpack-type mulberry branch cutting machine |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103843497A (en) * | 2014-03-18 | 2014-06-11 | 沈阳农业大学 | Automatic rope shearing device for rope direct seeding machine |
| CN103864221A (en) * | 2014-03-29 | 2014-06-18 | 朱蕾 | Blade of automatic cutting device for ecological landscape floating island |
| CN103858566A (en) * | 2014-03-18 | 2014-06-18 | 沈阳农业大学 | Crop seed rope direct sowing machine |
| CN105746189A (en) * | 2016-04-27 | 2016-07-13 | 国家电网公司 | Branch cutting and sawing device close to transmission line in electric system and use method |
| CN108617237A (en) * | 2018-04-19 | 2018-10-09 | 中国矿业大学(北京) | A kind of portable pineapple picker |
| CN108651046A (en) * | 2018-06-20 | 2018-10-16 | 江苏省宜兴中等专业学校 | A kind of Simple scissors for landscaping |
| CN109197210A (en) * | 2018-10-29 | 2019-01-15 | 叶集试验区三友果木种植专业合作社 | A kind of peach plantation Multifunctional trimming knife |
| CN109452018A (en) * | 2018-11-19 | 2019-03-12 | 常州信息职业技术学院 | The pruning device that can be gripped |
| CN110936409A (en) * | 2019-12-05 | 2020-03-31 | 张家港市前进五金制品有限公司 | Scissors with replaceable scissor blades |
| CN112246411A (en) * | 2020-11-10 | 2021-01-22 | 高彪 | Gardens are with branch leaf rubbing crusher |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103843497A (en) * | 2014-03-18 | 2014-06-11 | 沈阳农业大学 | Automatic rope shearing device for rope direct seeding machine |
| CN103858566A (en) * | 2014-03-18 | 2014-06-18 | 沈阳农业大学 | Crop seed rope direct sowing machine |
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| CN103864221A (en) * | 2014-03-29 | 2014-06-18 | 朱蕾 | Blade of automatic cutting device for ecological landscape floating island |
| CN105746189A (en) * | 2016-04-27 | 2016-07-13 | 国家电网公司 | Branch cutting and sawing device close to transmission line in electric system and use method |
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| CN108617237A (en) * | 2018-04-19 | 2018-10-09 | 中国矿业大学(北京) | A kind of portable pineapple picker |
| CN108651046A (en) * | 2018-06-20 | 2018-10-16 | 江苏省宜兴中等专业学校 | A kind of Simple scissors for landscaping |
| CN109197210A (en) * | 2018-10-29 | 2019-01-15 | 叶集试验区三友果木种植专业合作社 | A kind of peach plantation Multifunctional trimming knife |
| CN109452018A (en) * | 2018-11-19 | 2019-03-12 | 常州信息职业技术学院 | The pruning device that can be gripped |
| CN110936409A (en) * | 2019-12-05 | 2020-03-31 | 张家港市前进五金制品有限公司 | Scissors with replaceable scissor blades |
| CN112246411A (en) * | 2020-11-10 | 2021-01-22 | 高彪 | Gardens are with branch leaf rubbing crusher |
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Application publication date: 20140219 |