CN104684377A - Agricultural multi-purpose safety cover and cutter blade used for same - Google Patents
Agricultural multi-purpose safety cover and cutter blade used for same Download PDFInfo
- Publication number
- CN104684377A CN104684377A CN201480002383.4A CN201480002383A CN104684377A CN 104684377 A CN104684377 A CN 104684377A CN 201480002383 A CN201480002383 A CN 201480002383A CN 104684377 A CN104684377 A CN 104684377A
- Authority
- CN
- China
- Prior art keywords
- agricultural
- safety cover
- cutting machine
- multipurpose safety
- horizontal
- 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.)
- Granted
Links
- 238000005520 cutting process Methods 0.000 claims description 108
- 241000196324 Embryophyta Species 0.000 claims description 47
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 25
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- QCDFBFJGMNKBDO-UHFFFAOYSA-N Clioquinol Chemical compound C1=CN=C2C(O)=C(I)C=C(Cl)C2=C1 QCDFBFJGMNKBDO-UHFFFAOYSA-N 0.000 claims description 2
- 238000009333 weeding Methods 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 239000004009 herbicide Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000002689 soil Substances 0.000 description 6
- 244000025254 Cannabis sativa Species 0.000 description 5
- 238000005452 bending Methods 0.000 description 5
- 230000002363 herbicidal effect Effects 0.000 description 5
- YZHUMGUJCQRKBT-UHFFFAOYSA-M sodium chlorate Chemical compound [Na+].[O-]Cl(=O)=O YZHUMGUJCQRKBT-UHFFFAOYSA-M 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009313 farming Methods 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003971 tillage Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 241000209504 Poaceae Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical compound C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
- A01D34/81—Casings; Housings
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Harvester Elements (AREA)
- Catching Or Destruction (AREA)
Abstract
An agricultural multi-purpose safety cover related to the present invention comprises: a cover body formed in a dome shape to cover a cutter blade and provided with sled shaped driving wing parts at both ends; and a worktable fixing part formed to fix a worktable to the cover body, wherein the worktable fixing part comprises: a base frame fixed with respect to the cover body and having a lower worktable fixing groove; a worktable cover plate formed to be rotatably opened and closed with respect to the base frame and having an upper worktable fixing groove; and a locking unit having a switch lever for locking or unlocking the worktable cover plate with respect to the base frame by pivoting.
Description
Technical field
The present invention relates in agricultural weeding machine or crop cropper, can prevent because of the rotation of cutting machine blade by injure the splashing preventing flying agricultural multipurpose safety cover and for this cutting machine blade.
Background technology
Complete on the paddy field of sowing or transplanting or the furrow of dry land and naturally can grow weeds.Weeds absorb periphery nutrient because of its vigorous vitality and hinder the growth of crops, and therefore for the farmer considering agricultural production, weeding becomes very important farming in year.
In the season in busy farming season of inadequate staff, the weeds being removed paddy field furrow or dry land furrow by people are one by one that part is not too easy to thing.As rapid and easy weeding method, contribution has been made in the increases in grain production that the weed killer herbicide all the time used is the mankind.Otherwise widely using of weed killer herbicide also creates soil pollution, destroys the serious side effect such as the periphery ecosystem, human consumption's remains of pesticide.Especially, the weeds forming drug resistance can cause the use of weed killer herbicide too much, and compare than in the past, the spreading amount also grown with several times also kills not dead superweed, thus can agricultural threaten.
Extirpator directly removes or the agricultural machinery tool of weeds between cutting paddy field furrow and dry land furrow, the operation that people can be replaced to use farm implements carry out.Extirpator can also be moved by digging and to soil supply air, play the effect promoting crop growth while cutting weeds, is therefore attracted attention gradually as overcoming the side effect of weed killer herbicide and circumscribed herbicidal methods.
Workover rig type for intertill and clean tillage comprises: installing below of riding tractor etc. can sweep bar or rotating pick (hoe) and shallow type (ride-type) of cutting weeds root place or the end, ground, install cutting machine blade and the type (self-service type on foot) that operated on foot by user the cultivator travelled according to power (cultivator) is upper, user pushes the wheelbarrow of the power set installed for driving mowing blade and carries out the mode (on foot type) etc. of operation on foot.The extirpator possessing mowing blade has the function of cutting, therefore also can have the function of crop cropper concurrently.
In addition, these weeders have the cutting machine blade of rotation usually, at this moment, prevent from being subject to the injury of cutting machine blade and to prevent from dispersing be very important.For this reason, once there is the safety guard of variform.But traditional safety guard to there will be because of the vibration of workbench or the impact of bottom surface resistance etc. bed knife and declines, loses durability, decompose or operation needed for changing or the problem such as using method is more difficult.
In addition, the shape of cutting machine blade or the form of cutting are the key elements determining weeder performance, occur a lot of improvement for this reason.Wherein, the cutting machine blade for intertill and clean tillage is necessary to be formed as, and the arable land being mixed with crops and weeds can be easy to the form that weeds are only removed on essence ground.And be subject to various resistance in weeding process, as an example, under the resistance of the buoyancy in the cutting resistance that the soil of bottom surface or water cause or wearing and tearing, rotary course suffered by cutting machine blade etc., can improve overall stock-removing efficiency is also very important problem.
Summary of the invention
(technical problem that will solve)
The present invention considers described problem points and invents, and its object is to, open a kind of agricultural uses multipurpose safety cover, can firmly stationary work-table, has the agricultural multipurpose safety cover of the workbench mechanism of ammonium fixation of improvement.Further, a kind of design improving difficulty for the fixing of workbench or operation splitting is disclosed.
Another object of the present invention is to, the root disclosing a kind of weeds also can easily be removed and improve the agricultural cutting machine blade of stock-removing efficiency in essence ground.For this reason, during weeding, reduce cutting resistance when cutting machine blade rotates and easily discharge flying and minimize the wearing and tearing of cutting machine blade.
Another object of the present invention is to, disclose and a kind ofly can reduce namely buoyancy improve the buoyancy of overall resistance cutting machine blade along with the rotation of cutting machine blade.
Another object of the present invention is to, disclose a kind of reduce cutting machine blade materials'use and improve the cutting machine blade of durability.
(means of dealing with problems)
For solveing the technical problem, agricultural multipurpose safety cover related to the present invention, comprising: cover main body, is formed as dome form and can covers cutting machine blade, and two ends possess the traveling alar part of sled form; And workbench fixed part, be formed as can in described cover main body stationary work-table.Described workbench fixed part, comprising: pedestal, is fixed to described cover main body, has bottom workbench holddown groove; Workbench cover plate, is formed at described pedestal rotary open-and-close, has upper stages holddown groove; And lock cell, possess the changer lever being made the locking of described workbench cover plate or the described pedestal that unlocks by turn.
As related to the present invention one example, described cover main body forms open route portion, front end and opens front, and open route portion, described front end is formed as asymmetric form, and makes the side, front of described cover main body more open than opposite side greatly.
As related to the present invention one example, agricultural uses multipurpose safety cover, also comprises: the weeds press section being attached to the front of described cover.Described weeds press section, comprising: guided plate, is formed as horizontal configuration and can pushes down weeds when advancing; Pitman, is connected to described cover main body by described guided plate; And pitman fixed part, be formed at described cover main body, for supporting described pitman.
At this moment, pitman is formed at described pitman fixed part and adjustable length.
As related to the present invention one example, agricultural uses multipurpose safety cover, also comprises: the gripper shoe being attached to the rear of described cover.The center of described gripper shoe can form a point fluting.
As related to the present invention one example, the lower end of described pedestal forms outstanding multiple position fixing part, described multiple position fixing part by be formed at described cover main body lockhole and according to bolt-locking.
As related to the present invention one example, the inner peripheral surface of described bottom workbench holddown groove and described upper stages holddown groove can form the projection of multiple length direction and can prevent the rotation of described workbench.
As related to the present invention one example, described lock cell, also can comprise: stop pin, and its upper end is connected to described changer lever according to steady pin; Locking slit, is formed at described pedestal, can retrains or constraint relief the lower end of described stop pin; And guide slit, be formed at described workbench cover plate, guide described stop pin.
As related to the present invention one example, described lock cell, also can comprise: slider, forms through hole and described stop pin can be made to pass through, can slide along described guide slit.
As related to the present invention one example, described changer lever, described stop pin, described locking slit and described guide slit are formed as pair of right and left respectively centered by described workbench.
As related to the present invention one example, the two sides of described cover main body can form vertical multiple reinforcing ribs.
As related to the present invention one example, described cutting machine blade can be formed as " Contraband " word profile bent earthward.
Agricultural cutting machine blade related to the present invention, comprising: horizontal-blade portion, possesses installing hole, extends to horizontal direction; And multiple vertical blades portion, possess the side end in described horizontal-blade portion and end side respectively, relatively described horizontal-blade portion and extending obliquely downwards; 105 ~ 125 ° are become to the vertical openings angle α in the described vertical blades portion in described horizontal-blade portion.
As related to the present invention one example, described horizontal-blade portion and described multiple vertical blades portion be the formula that forms as one by sheet metal warpage.
As related to the present invention one example, the direction of rotation leading section in described multiple vertical blades portion can form abradant surface.
As related to the present invention one example, described multiple vertical blades portion is formed centripetal alignment angle β by arranging obliquely to the tangent line of the rotational trajectory in described multiple vertical blades portion.
As related to the present invention one example, described horizontal-blade portion can form relief pattern.
As related to the present invention one example, at least one in described horizontal-blade portion and described multiple vertical blades portion, cutting profile can be formed in the rearward end of direction of rotation.
As related to the present invention one example, at least one in described horizontal-blade portion and described multiple vertical blades portion, also can possess: the removable carbide chip being discharged to the leading section of direction of rotation.
The open a kind of agricultural cutting machine blade of the present invention, comprising: horizontal-blade portion, possesses installing hole, extends to horizontal direction; And multiple vertical blades portion, possess the side end in described horizontal-blade portion and end side respectively, extend obliquely downwards from described horizontal-blade portion; Multiple vertical blades portion becomes the centripetal alignment angle β of 3 ~ 15 ° with the tangent line of the rotational trajectory in described multiple vertical blades portion and arranges obliquely.
At this moment, the lateral surface of the direction of rotation leading section in described multiple vertical blades portion can form abradant surface.
The present invention is open a kind of agricultural cutting machine blade also, comprising: horizontal-blade portion, possesses installing hole, extends to horizontal direction; And multiple vertical blades portion, possess the side end in described horizontal-blade portion and end side respectively, extend obliquely downwards from described horizontal-blade portion; Described horizontal-blade portion forms relief pattern.
At this moment, described relief pattern can be formed as same heart shaped.
The present invention is open a kind of agricultural cutting machine blade also, comprising: horizontal-blade portion, possesses installing hole, extends to horizontal direction; Multiple vertical blades portion, possesses the side end in described horizontal-blade portion and end side respectively, extends obliquely downwards from described horizontal-blade portion; And carbide chip, be removably set to the leading section of the direction of rotation in described multiple vertical blades portion.
At this moment, the rearward end of the direction of rotation in described multiple vertical blades portion can form cutting profile.
As related to the present invention one example, described multiple vertical blades portion and described carbide chip can form lockhole respectively.
(effect of invention)
According to agricultural multipurpose safety cover related to the present invention, workbench fixed part is made up of pedestal, workbench cover plate and lock cell, cover main body can firmly support table, can maintain the durability under barren environment for use simultaneously.
Further, according to agricultural multipurpose safety cover related to the present invention, the structure comprising the lock cell with changer lever is presented, be easy to by the operation of changer lever decompose workbench from cover main body, on the contrary, promptly workbench can be fixed to cover main body, enhance convenience and workability.
According to the cutting machine blade that agricultural multipurpose safety cover related to the present invention uses, the form that the root that vertical blades portion bending earthward has weeds also can easily be removed to essence, the vertical openings angle α in horizontal-blade portion and described vertical blades portion is 105 ~ 125 °, therefore, it is possible to maximize the cutting output (stock-removing efficiency) of contrast running resistance.
According to the cutting machine blade that the agricultural multipurpose safety cover of an example related to the present invention uses, the tangent line of the rotational trajectory in multiple vertical blades portion and described multiple vertical blades portion forms centripetal alignment angle β and arranges obliquely, the resistance of blade is little thus easily discharge flying, can minimize the wearing and tearing of cutting machine blade.
The effect of the cutting machine blade used according to the agricultural multipurpose safety cover of an example related to the present invention is, horizontal-blade portion is suitable for concavo-convex, the rotation of cutting machine blade and horizontal-blade portion can be reduced by the power floated and buoyancy, thus reduce cutting resistance on the whole.
According to the cutting machine blade that the agricultural multipurpose safety cover of an example related to the present invention uses, the rearward end of the direction of rotation in multiple vertical blades portion forms cutting profile and can reduce the material of cutting machine blade, comprise the carbide chip of the leading section of the direction of rotation being removably set to multiple vertical blades portion, therefore, it is possible to improve resistance to abrasion and durability.
Accompanying drawing explanation
Fig. 1 is the front stereogram of agricultural multipurpose safety cover 100 related to the present invention.
Fig. 2 is the exploded perspective view decomposing the state of weeds press section 300 in the agricultural multipurpose safety cover 100 presenting Fig. 1.
Fig. 3 is the rear perspective view of agricultural multipurpose safety cover 100 related to the present invention.
Fig. 4 is the back view of agricultural multipurpose safety cover 100 related to the present invention.
Fig. 5 is the side view of agricultural multipurpose safety cover 100 related to the present invention.
Fig. 6 is the side cross-sectional view of agricultural multipurpose safety cover 100 related to the present invention.
Fig. 7 is the plane of agricultural multipurpose safety cover 100 related to the present invention.
Fig. 8 is the exploded perspective view of agricultural multipurpose safety cover 100 related to the present invention.
Fig. 9 is the concept map of the starting state presenting agricultural multipurpose safety cover 100 related to the present invention.
Figure 10 is the stereogram of the agricultural cutting machine blade 100 according to the 1st embodiment related to the present invention.
Figure 11 is the profile of the cutting machine blade 100 of Figure 10.
Figure 12 is the chart of diagram according to the weeding ratio η of the vertical openings angle α of cutting machine blade 100.
Figure 13 is the flat sectional drawing of the agricultural cutting machine blade 200 according to the 2nd embodiment related to the present invention.
Figure 14 is the orthogonal view of the agricultural cutting machine blade 300 according to the 3rd embodiment related to the present invention.
Figure 15 is the stereogram of the agricultural cutting machine blade 400 according to the 4th embodiment related to the present invention.
Figure 16 is the plane of the agricultural cutting machine blade 500 according to the 5th embodiment related to the present invention.
Figure 17 is the exploded perspective view of the agricultural cutting machine blade 600 according to the 6th embodiment related to the present invention.
Embodiment
Below, agricultural multipurpose safety cover 100 related to the present invention is described in detail with reference to accompanying drawing.
Fig. 1 is the front stereogram of agricultural multipurpose safety cover 100 related to the present invention, Fig. 2 is the exploded perspective view decomposing the state of weeds press section 300 in the agricultural multipurpose safety cover 100 presenting Fig. 1, Fig. 3 is the rear perspective view of agricultural multipurpose safety cover 100 related to the present invention, Fig. 4 is the back view of agricultural multipurpose safety cover 100 related to the present invention, Fig. 5 is the side view of agricultural multipurpose safety cover 100 related to the present invention, Fig. 6 is the side cross-sectional view of agricultural multipurpose safety cover 100 related to the present invention, Fig. 7 is the plane of agricultural multipurpose safety cover 100 related to the present invention, Fig. 8 is the exploded perspective view of agricultural multipurpose safety cover 100 related to the present invention.
Agricultural multipurpose safety cover 100 related to the present invention is the device being connected to power set in agricultural weeding machine by workbench 600, prevent the injury being subject to the cutting machine blade 700 that G earthward horizontally rotates, when can also prevent operation, weeds W or water or soil disperses.This agricultural multipurpose safety cover 100 is also applicable to, and the user of back power set pushes the form of weeding on place of working, or is installed to the form etc. being made into and working truck that is riding or type on foot carrying out weeding.On in place of working, agricultural multipurpose safety cover 100 related to the present invention is applicable to the weeding in the paddy field having water, but also applicable be the multiple object such as weeding or mowing of anhydrous dry land.Further, agricultural multipurpose safety cover 100 related to the present invention is different from its title, also can be used in harvesting grain or fodder grasses.
Disclosed in Fig. 1 to Fig. 8, agricultural is with multipurpose safety cover 100, substantially presents the form possessing cover main body 200, weeds press section 300, gripper shoe 400 and workbench fixed part 500.But, also can adopt the form of at least one in omission weeds press section 300 wherein, gripper shoe 400 and workbench fixed part 500.Further, go up in use, also can remove weeds press section 300 and use, or remove gripper shoe 400 unlike this and use.That is, can according to the length of object and weeds or harvesting object, whether have water, the inclination of bottom surface or tortuosity etc. and select different use forms.
Below, their detailed construction is described in detail.
Cover main body 200 is structurally formed as the forms such as dome (dome), can cover cutting machine blade 700 that G earthward horizontally rotates and have the revolution space of cutting machine blade 700.Cover main body 200 is the parts supporting weeds press section 300, gripper shoe 400 and workbench fixed part 500, has enough hardness and durability.In material, cover main body 200 can make the resinae such as polyethylene or Merlon of apparatus durability, with the form etc. of metallic combination.
The two ends of cover main body 200 possess the traveling alar part 210 that the direction to workbench 600 arranges.Travel the weight of alar part 210 support integrals and maintain form, form the forms such as sled blade and reduce the resistance of water or bottom surface.But, in order to reinforce, travel alar part 210 and being formed as the form thicker than other positions of cover main body 200, forming the position, two edges of cover main body 200.Be out of shape to reduce and supplement hardness, the two sides of cover main body 200 can form the multiple reinforcing ribs 211 vertically arranged.
The front of cover main body 200 is open, for which form open route portion 220, front end.As Fig. 2, open route portion 220, front end is formed as asymmetric form and makes the side, front of cover main body 200 more open than opposite side greatly, accordingly, to lopsidedness.When weeds W enters cover main body 200 inside, weeds are guided to arrange to a direction.In the side of cover main body 200, the side of the lower end that open route portion 200, front end terminates forms forwards outstanding guiding wall 221.Guiding wall 221 makes the grass be cut easily fall down.Therefore, open route portion 220, front end is under the state of decomposing weeds press section 300, grow grass or crops to slice off, grow grass or Crop Root according to open route portion 220, asymmetrical front end naturally to while pile up, by growing grass of cutting of cutting machine blade 700' or Crop Root easily falls down according to guiding wall 221, the movement of cover main body 200 is made to become easy.
Weeds press section 300 presents the form of the lower end in the front being attached to cover main body 200.Specifically, weeds press section 300 presents the form with guided plate 310, pitman 320 and pitman fixed part 330.Guided plate 310, when agricultural multipurpose safety cover 100 related to the present invention advances, makes the directed plate 310 of weeds push down.And then guided plate 310 is positioned at the top of the weeds W fallen down, therefore relax the power that cover main body 200 is subject to past ground along with the rotation of cutting machine blade 700.This guided plate 310 is formed as far as possible the closer to leading section then form more upwards, thus reduces the resistance of water or soil.Further, the part that guided plate 310 is formed as near travelling central shaft is minimum, and two edges site portion is above the ground level.Guided plate 310 above or possess reinforcing rib 311 below and can reinforce and prevent distortion.
Pitman 320 enters with length direction and is installed to pitman fixed part 330, and then pitman 320 can be separated from pitman fixed part 330.Pitman 320 uses metal material and the increase of amplitude can be made to minimize.Grow grass to remove, weeds press section 300 is separable.That is, as Fig. 2, for the pitman 320 of weeds press section, decompose steady pin 340 from pitman fixed part 330, then weeds press section 300 is separated from cover main body 200.
Gripper shoe 400 can reduce the strength going deep into ground that when ground such as paddy field work, agricultural multipurpose safety cover 100 is subject to.Further, if push down workbench 600, gripper shoe 400 plays the strong point effect of lever.Therefore, if slightly push down workbench 600 and advance, the strength that cover main body 200 is goed deep in ground or water naturally can be reduced, can easily movement easily.Gripper shoe 400 is locked to cover main body 200 according to gripper shoe keeper 420, has form more bending more backward in shape.Being formed centrally separately groove 410 in gripper shoe 400, the phenomenon that in operation, resistance increases because being stained with tough soil can being prevented.
Workbench fixed part 500 can be formed as, enable to be subject to external force or vibrate maximum parts and cutting machine blade 700 and workbench 600 assembly firmly quilt cover main body 200 support, can easily install or change simultaneously and maintain the form of durability.According to Fig. 7, workbench fixed part 500 possesses pedestal 510, workbench cover plate 530 and lock cell etc. on the whole.Below, this is described in detail.
The workbench 600 that pedestal 510 becomes firm gripper shoe and makes to be formed as rod state is fixed to cover main body 200 with the form tilted.Cover main body 200 is formed as the installation surface reinforcing portion 230 that pedestal 510 and reinforcing can be set, installation surface reinforcing portion 230 is formed the lockhole 231 being used for stationary base mount 510.
In order to make pedestal 510 firmly be fixed to cover main body 200, forming position fixed part 511 highlightedly below pedestal 510, these position fixing part 511 have the form of the lockhole 231 that can insert cover main body 200.The nut type top for clamping screw 520 or sleeve pipe is formed centrally in each position fixed part 511.After pedestal 510 being inserted the lockhole 231 of cover main body 200, the restraint location fixed part 511 according to the bolt 520 entered below cover main body 200 and packing ring 521.
Pedestal 510 defines bottom workbench holddown groove 513, for supporting the workbench 600 entered with inclined configuration.Bottom workbench holddown groove 513 is formed multiple projection 513a of length direction, prevent workbench 600 under fixing state, be subject to resistance or impact and rotate.
Further, the front of pedestal 510 possesses hinge connection portion 512, makes workbench cover plate 530 can with hinge combination of shape and state.Further, locking slit 514 after pedestal 510, can be formed, for lock that hinge combines workbench cover plate 530.Locking slit 514 while form the relatively large part of diameter and make stop pin 540 pass through.
The front of workbench cover plate 530 forms the hinge 531 of the hinge connection portion 512 of the pedestal 510 for being connected to bottom, and rear forms the upper stages holddown groove 532 that can cover above workbench 600.Upper stages holddown groove 532 is also identical with bottom workbench holddown groove 513, possesses projection 513a.
According to hinge 531, workbench cover plate 530 is pedestal 510 relatively, rotates and unclamps workbench 600, or rotate downwards and tighten up workbench 600 above it.
Lock cell comprises the changer lever 550 etc. for operating, and has several structures being connected to changer lever 550.Specifically, in order to firmly tighten up workbench 600, workbench cover plate 530 is formed guide slit 533, guide slit 533 possesses the slider 534 slided along it.Slider 534 possesses through hole 534a and stop pin 540 is passed through.
The lower end of stop pin 540 has the same form of the similar head that can hook or as Fig. 8, the form of lower end locking set screw 541 and spring 542.Accordingly, the lower end of stop pin 540 can be hooked to the locking slit 514 of pedestal 510.If rearward slide in the lower end of stop pin 540, the end portion of stop pin 540 can pass through large locking slit 514 part of diameter.Therefore, workbench cover plate 530 can be open from pedestal 510.The upper end of stop pin 540 connects according to the steady pin 551 of changer lever 550.Although changer lever 550 is connected to steady pin 551, but outer peripheral face is formed as oval form, the powerful stop pin 540 held locked slit 514 and hook according to the rotation of changer lever 550, thus can workbench 600 firmly between support table cover plate 530 and pedestal 510.
Set screw 541 can regulate the spacing distance between stop pin 540, and spring 542, under the operating environment of lasting generation vibration, maintains the stationary state being switched the workbench 600 that bar 550 tightens up.
The detailed construction of this workbench fixed part 500 and acting as, because of the operation by changer lever 550 easily from cover main body 200 disintegration platform 600, or rapid cover main body 200 that workbench 600 is fixed in contrast to this, thus promote convenience and workability.Changer lever 550 is formed as pair of right and left centered by workbench 600, thus prevents stressing of the rotation of workbench 600 and power.
Fig. 9 is the concept map of the starting state presenting agricultural multipurpose safety cover 100 related to the present invention.In this example, cutting machine blade 700 is exemplified with bending " Contraband " font blade in direction earthward.Carrying out the agricultural multipurpose safety cover 100 of furrow to remove the weeds W in the paddy field of water, pushing down weeds W according to the weeds press section 300 of front end and forwards moving.Gripper shoe 400 assists cover main body 200 between water surface H or ground G, be subject to suitable resistance and move.
The cutting machine blade 700 rotated is understood disposable cutting and is pulverized stem and the root R of bending weeds W.Therefore, this cutting machine blade 700 remove weeds W time, except stem, can also root R be removed with underlying method and pulverize weeds W, therefore after weeding without the need to gathering weeds W in addition.In addition, agricultural multipurpose safety cover 100 related to the present invention is applicable to flat blade or band blade.
Figure 10 is the stereogram of the agricultural cutting machine blade 800 according to the 1st embodiment related to the present invention, and Figure 11 is the profile of the cutting machine blade 800 of Figure 10.Illustrated in these accompanying drawings, agricultural cutting machine blade 800 related to the present invention, is formed as the form possessing horizontal-blade portion 810 and vertical blades portion 820 on the whole.Horizontal-blade portion 810 has the form extended to horizontal direction, and centre forms installing hole 811 and can insert the wind wheel of rotation.Vertical blades portion 820 possesses a side end in horizontal-blade portion 810 and end side respectively, presents relative level blade portion 810 and to the form that extends of its inclined downward ground.These horizontal-blade portions 810 and vertical blades portion 820 can be formed as one by warpage formula by sheet metals such as iron and steel.
Horizontal-blade portion 810 and vertical blades portion 820 have certain vertical openings angle α.The scope of this vertical openings angle α is 105 ~ 125 °, as aftermentioned, determines according to the relation between running resistance and cutting output.
The cutting machine blade 800 rotated is understood disposable cutting and is pulverized stem and the root of bending weeds.Therefore, this cutting machine blade 800 remove weeds W time, except stem, can also root R be removed with underlying method and pulverize weeds W, therefore after weeding without the need to gathering weeds W in addition.
Figure 12 is the chart of diagram according to the weeding ratio η of the vertical openings angle α of cutting machine blade 800.The cutting output C of the weeds etc. for running resistance D is may be defined as according to the weeding ratio η of the vertical openings angle α of cutting machine blade 800.This weeding ratio η is presented on the vertical openings angle α being greater than 90 degree.That is, as the picture oblique line portion of Figure 12, weeding ratio η is relatively the highest in 105 ~ 125 ° of scopes.On the contrary, when vertical openings angle α is 90 °, the maximal efficiency compared in 105 ~ 125 ° of scopes is low by 50%.
Figure 13 is the flat sectional drawing of the agricultural cutting machine blade 900 according to the 2nd embodiment related to the present invention.In this example, the multiple vertical blades portions 920 forming cutting machine blade 900 arrange obliquely and form centripetal alignment angle β with the tangent line of the rotational trajectory in multiple vertical blades portion 920.This centripetal alignment angle β is when 3 ~ 15 ° of scopes, and cutting resistance is fitst water, and at this moment, the resistance of blade is minimum, easily discharges flying, and the wear extent of blade is also relatively minimum.Further, as Figure 13, the lateral surface of the direction of rotation leading section in multiple vertical blades portion 920 defines abradant surface 921.In the process that this abradant surface 921 rotates at cutting machine blade 900, contribute to flying is dispersed to direction, the center of circle naturally.
Figure 14 is the orthogonal view of the agricultural cutting machine blade 1000 according to the 3rd embodiment related to the present invention.The cutting machine blade 1000 of this example, comprising: horizontal-blade portion 1010, possesses installing hole 1011 and extends to horizontal direction; Vertical blades portion 1020, extends downwards obliquely from horizontal-blade portion 1010.Just, horizontal-blade portion 1010 defines relief pattern 1012.This relief pattern 1012 can be formed as same heart shaped, accordingly, can reduce the buoyancy produced in the process of cutting machine blade 1000 rotation, finally contributes to improving stock-removing efficiency.
This relief pattern 1012, by carrying out embossing processing or rolling and processing and being formed to sheet material and horizontal-blade portion 1010.
Figure 15 is the stereogram of the agricultural cutting machine blade 1100 according to the 4th embodiment related to the present invention.
The cutting machine blade 1100 of this example is positioned at the leading section abradant surface 1121 of the direction of rotation in multiple vertical blades portion 1120, and the rearward end of direction of rotation defines cutting profile 1125.To in this cutting profile 1125, except with the part of cutting directly related abradant surface 1121, consider the maintenance of hardness and the direction of wearing and tearing and cut.Therefore, it is possible to reduce material, reduce manufacturing expense thus.
Figure 16 is the plane of the agricultural cutting machine blade 1200 according to the 5th embodiment related to the present invention.The cutting machine blade 1200 of this example has abradant surface 1213 at the leading section of the direction of rotation in horizontal-blade portion 1210, and the rearward end of direction of rotation defines cutting profile 1215.That is, cutting profile 1215 is except vertical blades portion, also can be formed at horizontal-blade portion 1210, and at this moment, what can make material reduces maximum effect.
Figure 17 is the exploded perspective view of the agricultural cutting machine blade 1300 according to the 6th embodiment related to the present invention.The cutting machine blade 1300 of this example, the direction of rotation leading section in vertical blades portion 1320 is attached with carbide chip 1330.It is just now outstanding that carbide chip 1330 has been suitable for resistance to abrasion, can minimize the fret wear produced because encountering soil or rubble etc.Further, carbide chip 1330 is suitable for cutting profile 1325 and can reduces the use of other materials, and the replacement cycle of cutting machine blade 1300 also can be semipermanent.This carbide chip 1330 is attached to vertical blades portion 1320 with dismounting type, in order to dismantle, vertical blades portion 1320 and carbide chip 1330 can form lockhole 1327,1332 respectively.
As described in agricultural multipurpose safety cover and be not limited to structure and the method for embodiment described above for this cutting machine blade.Described embodiment also optionally combines all or part of of each embodiment and forms, thus can carry out numerous variations.
Claims (25)
1. an agricultural multipurpose safety cover, is characterized in that,
Comprise: cover main body, be formed as dome form and can cover cutting machine blade, two ends possess the traveling alar part of sled form; And
Workbench fixed part, be formed as can in described cover main body stationary work-table;
Described workbench fixed part, comprising:
Pedestal, is fixed to described cover main body, has bottom workbench holddown groove;
Workbench cover plate, is formed at described pedestal rotary open-and-close, has upper stages holddown groove; And
Lock cell, possesses the changer lever being made the locking of described workbench cover plate or the described pedestal that unlocks by turn.
2. agricultural multipurpose safety cover according to claim 1, is characterized in that,
Described cover main body opens front for forming open route portion, front end,
Open route portion, described front end is formed as asymmetric form, and makes the side, front of described cover main body more open than opposite side greatly.
3. agricultural multipurpose safety cover according to claim 1, is characterized in that,
Also comprise: the weeds press section being attached to the front of described cover;
Described weeds press section, comprising:
Guided plate, is formed as horizontal configuration and can pushes down weeds when advancing;
Pitman, is connected to described cover main body by described guided plate; And
Pitman fixed part, is formed at described cover main body, for supporting described pitman.
4. agricultural multipurpose safety cover according to claim 3, is characterized in that,
Described pitman is removably formed at described pitman fixed part.
5. agricultural multipurpose safety cover according to claim 1, is characterized in that,
Also comprise: the gripper shoe being attached to the rear of described cover;
Separately groove is formed centrally in described gripper shoe.
6. agricultural multipurpose safety cover according to claim 1, is characterized in that,
The lower end of described pedestal forms outstanding multiple position fixing part,
Described multiple position fixing part by be formed at described cover main body lockhole and according to bolt-locking.
7. agricultural multipurpose safety cover according to claim 1, is characterized in that,
The inner peripheral surface of described bottom workbench holddown groove and described upper stages holddown groove can form the projection of multiple length direction and can prevent the rotation of described workbench.
8. agricultural multipurpose safety cover according to claim 1, is characterized in that,
Described lock cell, also can comprise:
Stop pin, its upper end is connected to described changer lever according to steady pin;
Locking slit, is formed at described pedestal, can retrains or constraint relief the lower end of described stop pin; And
Guide slit, is formed at described workbench cover plate, guides described stop pin.
9. agricultural multipurpose safety cover according to claim 8, is characterized in that,
Also can comprise: slider, form through hole and described stop pin can be made to pass through, can slide along described guide slit.
10. agricultural multipurpose safety cover according to claim 8, is characterized in that,
Described changer lever, described stop pin, described locking slit and described guide slit are formed as pair of right and left respectively centered by described workbench.
11. agricultural multipurpose safety covers according to claim 1, is characterized in that,
The two sides of described cover main body form vertical multiple reinforcing ribs.
12. 1 kinds, for the cutting machine blade of agricultural with multipurpose safety cover, is characterized in that, comprising:
Horizontal-blade portion, possesses installing hole, extends to horizontal direction; And
Multiple vertical blades portion, possesses the side end in described horizontal-blade portion and end side respectively, relatively described horizontal-blade portion and extending obliquely downwards;
It is 105 ~ 125 ° to the vertical openings angle α in the described vertical blades portion in described horizontal-blade portion.
13. cutting machine blades for agricultural multipurpose safety cover according to claim 12, is characterized in that,
Described horizontal-blade portion and described multiple vertical blades portion be the formula that forms as one by sheet metal warpage.
14. cutting machine blades for agricultural multipurpose safety cover according to claim 12, is characterized in that,
The direction of rotation leading section in described multiple vertical blades portion forms abradant surface.
15. cutting machine blades for agricultural multipurpose safety cover according to claim 12, is characterized in that,
Described multiple vertical blades portion is formed centripetal alignment angle β by arranging obliquely to the tangent line of the rotational trajectory in described multiple vertical blades portion.
16. cutting machine blades for agricultural multipurpose safety cover according to claim 12, is characterized in that,
Described horizontal-blade portion forms relief pattern.
17. cutting machine blades for agricultural multipurpose safety cover according to claim 12, is characterized in that,
In at least one in described horizontal-blade portion and described multiple vertical blades portion, form cutting profile in the rearward end of direction of rotation.
18. cutting machine blades for agricultural multipurpose safety cover according to claim 12, is characterized in that,
At least one in described horizontal-blade portion and described multiple vertical blades portion, also possesses: the removable carbide chip being discharged to the leading section of direction of rotation.
19. 1 kinds, for the cutting machine blade of agricultural with multipurpose safety cover, is characterized in that, comprising:
Horizontal-blade portion, possesses installing hole, extends to horizontal direction; And
Multiple vertical blades portion, possesses the side end in described horizontal-blade portion and end side respectively, extends obliquely downwards from described horizontal-blade portion;
Multiple vertical blades portion becomes the centripetal alignment angle β of 3 ~ 15 ° with the tangent line of the rotational trajectory in described multiple vertical blades portion and arranges obliquely.
20. cutting machine blades for agricultural multipurpose safety cover according to claim 19, is characterized in that,
The lateral surface of the direction of rotation leading section in described multiple vertical blades portion forms abradant surface.
21. 1 kinds, for the cutting machine blade of agricultural with multipurpose safety cover, is characterized in that, comprising:
Horizontal-blade portion, possesses installing hole, extends to horizontal direction; And
Multiple vertical blades portion, possesses the side end in described horizontal-blade portion and end side respectively, extends obliquely downwards from described horizontal-blade portion;
Described horizontal-blade portion forms relief pattern.
22. cutting machine blades for agricultural multipurpose safety cover according to claim 21, is characterized in that,
Described relief pattern is formed as same heart shaped.
23. 1 kinds, for the cutting machine blade of agricultural with multipurpose safety cover, is characterized in that, comprising:
Horizontal-blade portion, possesses installing hole, extends to horizontal direction;
Multiple vertical blades portion, possesses the side end in described horizontal-blade portion and end side respectively, extends obliquely downwards from described horizontal-blade portion; And
Carbide chip, is removably set to the leading section of the direction of rotation in described multiple vertical blades portion.
24. cutting machine blades for agricultural multipurpose safety cover according to claim 23, is characterized in that,
The rearward end of the direction of rotation in described multiple vertical blades portion forms cutting profile.
25. cutting machine blades for agricultural multipurpose safety cover according to claim 23, is characterized in that,
Described multiple vertical blades portion and described carbide chip form lockhole respectively.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0072334 | 2013-06-24 | ||
| KR1020130072334A KR101407531B1 (en) | 2013-06-24 | 2013-06-24 | Agricultural multi-purpose safety cover |
| KR1020130080157A KR101514277B1 (en) | 2013-07-09 | 2013-07-09 | Agricultural cutter blade |
| KR10-2013-0080157 | 2013-07-09 | ||
| PCT/KR2014/003211 WO2014208879A1 (en) | 2013-06-24 | 2014-04-14 | Agricultural multi-purpose safety cover and cutter blade used for same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104684377A true CN104684377A (en) | 2015-06-03 |
| CN104684377B CN104684377B (en) | 2017-03-15 |
Family
ID=52142173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480002383.4A Expired - Fee Related CN104684377B (en) | 2013-06-24 | 2014-04-14 | Agricultural multipurpose safety cover and the cutting machine blade for this |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104684377B (en) |
| WO (1) | WO2014208879A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108142075A (en) * | 2016-12-05 | 2018-06-12 | 成珍技术有限公司 | Multi-groove type weeder |
| CN110558030A (en) * | 2019-10-25 | 2019-12-13 | 浙江勰达科技有限公司 | Weeding machine |
| CN115868331A (en) * | 2022-10-24 | 2023-03-31 | 东北林业大学 | Bush stubble leveling machine with automatic reset safety cover |
| CN110558030B (en) * | 2019-10-25 | 2024-06-21 | 浙江荣亚工贸有限公司 | Weeding machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0757887B1 (en) * | 1995-08-05 | 2001-05-30 | Alfred Tutschka | Mulching rotary lawn mower blade |
| US20080196378A1 (en) * | 2007-02-15 | 2008-08-21 | Wayne Arthur Smith | Rotary lawn mower cutting blade |
| CN102475012A (en) * | 2010-11-24 | 2012-05-30 | 林炳俊 | Protection cover for brush cutter and bearing unit employed therein |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6301868B1 (en) * | 1999-08-26 | 2001-10-16 | James D. Siplinger | Vortex reducing mower blade |
| US20100257832A1 (en) * | 2009-04-14 | 2010-10-14 | Smith Robert L | Mower Blade |
-
2014
- 2014-04-14 CN CN201480002383.4A patent/CN104684377B/en not_active Expired - Fee Related
- 2014-04-14 WO PCT/KR2014/003211 patent/WO2014208879A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0757887B1 (en) * | 1995-08-05 | 2001-05-30 | Alfred Tutschka | Mulching rotary lawn mower blade |
| US20080196378A1 (en) * | 2007-02-15 | 2008-08-21 | Wayne Arthur Smith | Rotary lawn mower cutting blade |
| CN102475012A (en) * | 2010-11-24 | 2012-05-30 | 林炳俊 | Protection cover for brush cutter and bearing unit employed therein |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108142075A (en) * | 2016-12-05 | 2018-06-12 | 成珍技术有限公司 | Multi-groove type weeder |
| CN110558030A (en) * | 2019-10-25 | 2019-12-13 | 浙江勰达科技有限公司 | Weeding machine |
| CN110558030B (en) * | 2019-10-25 | 2024-06-21 | 浙江荣亚工贸有限公司 | Weeding machine |
| CN115868331A (en) * | 2022-10-24 | 2023-03-31 | 东北林业大学 | Bush stubble leveling machine with automatic reset safety cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104684377B (en) | 2017-03-15 |
| WO2014208879A1 (en) | 2014-12-31 |
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